NL7607366A - METHOD FOR PURIFYING PHOSPHORIC ACID. - Google Patents

METHOD FOR PURIFYING PHOSPHORIC ACID.

Info

Publication number
NL7607366A
NL7607366A NL7607366A NL7607366A NL7607366A NL 7607366 A NL7607366 A NL 7607366A NL 7607366 A NL7607366 A NL 7607366A NL 7607366 A NL7607366 A NL 7607366A NL 7607366 A NL7607366 A NL 7607366A
Authority
NL
Netherlands
Prior art keywords
phosphoric acid
purifying phosphoric
purifying
acid
phosphoric
Prior art date
Application number
NL7607366A
Other languages
Dutch (nl)
Original Assignee
Occidental Petroleum Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Occidental Petroleum Corp filed Critical Occidental Petroleum Corp
Publication of NL7607366A publication Critical patent/NL7607366A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0446—Juxtaposition of mixers-settlers
    • B01D11/0457—Juxtaposition of mixers-settlers comprising rotating mechanisms, e.g. mixers, mixing pumps
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/237—Selective elimination of impurities
    • C01B25/238—Cationic impurities, e.g. arsenic compounds
NL7607366A 1975-07-02 1976-07-02 METHOD FOR PURIFYING PHOSPHORIC ACID. NL7607366A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59246075A 1975-07-02 1975-07-02

Publications (1)

Publication Number Publication Date
NL7607366A true NL7607366A (en) 1977-01-04

Family

ID=24370728

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7607366A NL7607366A (en) 1975-07-02 1976-07-02 METHOD FOR PURIFYING PHOSPHORIC ACID.

Country Status (4)

Country Link
US (1) US4082836A (en)
BE (1) BE843720A (en)
BR (1) BR7604328A (en)
NL (1) NL7607366A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4256716A (en) * 1979-03-01 1981-03-17 Occidental Research Corporation Process for treating loaded extractant from purification of phosphoric acid by extraction
US4275038A (en) * 1979-03-01 1981-06-23 Occidental Research Corporation Process for treating loaded extractant from purification of phosphoric acid by extraction and recovering nutrients
US4287071A (en) * 1979-10-10 1981-09-01 Occidental Research Corporation Simultaneous extraction of more than one ion by liquid membrane process
US4376756A (en) * 1980-12-05 1983-03-15 Occidental Chemical Company Process for blending phosphoric acids of differing impurity content
US4521392A (en) * 1980-12-05 1985-06-04 Occidental Chemical Agricultural Products, Inc. Process for blending phosphoric acids of differing impurity content
US4505884A (en) * 1982-05-17 1985-03-19 Occidental Research Corporation Process for producing HF from impure phosphoric acids
JP4362976B2 (en) * 1998-12-28 2009-11-11 東洋紡績株式会社 Method for purifying phosphoric acid and high-purity polyphosphoric acid
SE536607C2 (en) * 2012-06-21 2014-03-25 Easymining Sweden Ab Preparation of ammonium phosphates

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3367749A (en) * 1963-02-20 1968-02-06 Monsanto Co Purifying phosphoric acid using an amine extractant
US3497330A (en) * 1965-02-08 1970-02-24 Kaiser Aluminium Chem Corp Solvent extraction of iron from phosphoric acid
US3694153A (en) * 1970-10-30 1972-09-26 Audrey E Stern Liquid-liquid extraction process for the purification of phosphoric acid

Also Published As

Publication number Publication date
BE843720A (en) 1976-11-03
US4082836A (en) 1978-04-04
BR7604328A (en) 1977-07-26

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Legal Events

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BB A search report has been drawn up
BV The patent application has lapsed